The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 01, 2018
Filed:
Dec. 16, 2015
Canon Kabushiki Kaisha, Tokyo, JP;
Océ Printing Systems Gmbh & Co. KG, Poing, DE;
Hidehisa Mabuchi, Kawasaki, JP;
Yoshitomo Marumoto, Kawasaki, JP;
Takayuki Ushiyama, Kawasaki, JP;
Benno Petschik, Markt Schwaben, DE;
Andreas Paul, Vaterstetten, DE;
Canon Kabushiki Kaisha, Tokyo, JP;
Oce Printing Systems GmbH & Co. KG, Poing, DE;
Abstract
A liquid ejection head includes a first ejection opening group in which a plurality of ejection openings that eject a particular kind of liquid onto a print medium are arranged in a predetermined direction, and a second ejection opening group that is provided along the first ejection opening group to eject the particular kind of liquid onto the print medium. The first ejection opening group is provided upstream of the second ejection opening group with respect to a relative moving direction between the print head and the liquid ejection head. The plurality of ejection openings included in the first ejection opening group are disposed in the predetermined direction in a zigzag shape, and the liquid ejected from the ejection openings adjacent to each other in the predetermined direction come in contact with each other on the print medium.